sheridanite

== English == === Etymology === From Sheridan +‎ -ite, after its locality in Sheridan County, Wyoming, USA. === Noun === sheridanite (usually uncountable, plural sheridanites) (mineralogy) An aluminium-rich clinochlore mineral. === Further reading === David Barthelmy (1997–2026), “Sheridanite”, in Webmineral Mineralogy Database. “sheridanite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.